Dome Lamps
The dome lamps are located in the overhead console.
They come on when any door is opened and turn off after all the doors are closed.
Turn the instrument panel brightness knob located below the dome lamp override button, clockwise to the farthest position to manually turn on the dome lamps. The dome lamps remain on until the knob is turned counterclockwise.
See also:
Universal Remote System
Vehicles with the Universal Remote System will have these buttons located in
the headliner.
This system provides a way to replace up to three remote control transmitters
used to activate device ...
License Plate Lamp
(Coupe and Sedan)
To replace one of these bulbs:
1. Push the tab to remove the
license plate lamp.
2. Turn the license plate lamp
assembly down to remove it.
3. Turn the socket
counterclockwise and remove it ...
Warranty
OnStar equipment may be
warranted as part of the new-vehicle
limited warranty. The manufacturer
of the vehicle furnishes detailed
warranty information. ...